Home / 7,590.33-11,387.34-2,660.49

Finding the Fourth Proportional to 7,590.33, 11,387.34 and 2,660.49

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Solution

The fourth proportional to 7,590.33, 11,387.34 and 2,660.49 is: 3,991.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,590.33 : 11,387.34 = 2,660.49 : x
  2. Step 2: Convert to fraction form
    7,590.33/11,387.34 = 2,660.49/x
  3. Step 3: Cross multiply
    7,590.33x = 11,387.34 × 2,660.49
  4. Step 4: Simplify right side
    7,590.33x = 30,295,904.20
  5. Step 5: Solve for x
    x = 30,295,904.20/7,590.33
  6. Step 6: Final answer
    x = 3,991.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.